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PatchSiren cyber security CVE debrief

CVE-2026-59559 themewant CVE debrief

A Cross Site Scripting (XSS) vulnerability exists in RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1. This issue allows subscribers to inject malicious scripts, potentially leading to security breaches. Users of the affected plugin should update to a patched version to prevent XSS attacks. The CVSS score for this vulnerability is 6.5, indicating a medium severity level.

Vendor
themewant
Product
RT Mega Menu – Mega Menu Builder for Elementor &amp; Gutenberg
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-07-27
Original CVE updated
2026-07-27
Advisory published
2026-07-27
Advisory updated
2026-07-27

Who should care

Users of RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1 should update to a patched version to prevent XSS attacks. Security teams and operators managing affected systems should review vulnerability details and plan for mitigation.

Technical summary

The CVE-2026-59559 vulnerability is a Cross Site Scripting (XSS) issue in the RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin. The vulnerability allows subscribers to inject malicious scripts, potentially leading to security breaches. The CVSS score for this vulnerability is 6.5, indicating a medium severity level. Affected product deployments should be reviewed for exposure.

Defensive priority

Medium priority should be given to updating RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1 to prevent potential XSS attacks. Additional security measures should be considered to protect against this vulnerability.

Recommended defensive actions

  • Update RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin to a version greater than 1.5.1.
  • Monitor for suspicious activity on affected systems.
  • Consider implementing additional security measures to prevent XSS attacks.
  • Review compensating controls for exposed systems while remediation is scheduled and verified.
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review.

Evidence notes

The CVE record was published on 2026-07-27T15:17:06.170Z and last modified on 2026-07-27T17:46:02.447Z. The NVD entry is currently Deferred. The vulnerability affects RT Mega Menu – Mega Menu Builder for Elementor & Gutenberg plugin versions <= 1.5.1. Evidence is based on CVE.org and NVD details.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-59559 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-59559

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-59559 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-59559

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.